This documentation for the course was done by Professor Ravi Mokashi Punekar, faculty at DoD, IIT Guwahati.
You can get in touch with him at mokashi[at]iitg.ernet.in
You can write to the following address regarding suggestions and clarifications:
Department of Design
Indian Institute of Technology Guwahati
Phone: +91-361-2582500, +91-361-2582451